Pith Number

pith:Q77H5QRU

pith:2019:Q77H5QRUYCADMF4RO7JDP2CXGL

not attested not anchored not stored refs pending

Reliable State Machines: A Framework for Programming Reliable Cloud Services

Akash Lal, Aseem Rastogi, Chandramouleswaran Ravichandran, Krishnan Govindraj, Nitin John Raj, Pantazis Deligiannis, Raja Krishnaswamy, Suvam Mukherjee

arxiv:1902.09502 v3 · 2019-02-25 · cs.PL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q77H5QRUYCADMF4RO7JDP2CXGL}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:52:31.679270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87fe7ec234c08036179177d237e85732f0e0110d63ff2a39eb82afe7bb91f9d0

Aliases

arxiv: 1902.09502 · arxiv_version: 1902.09502v3 · doi: 10.48550/arxiv.1902.09502 · pith_short_12: Q77H5QRUYCAD · pith_short_16: Q77H5QRUYCADMF4R · pith_short_8: Q77H5QRU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/Q77H5QRUYCADMF4RO7JDP2CXGL \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 87fe7ec234c08036179177d237e85732f0e0110d63ff2a39eb82afe7bb91f9d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c50524d88932e7ac30d8dce771787adc2edec86f074056b7e55b2f9604ab3da",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-02-25T18:28:54Z",
    "title_canon_sha256": "6f72fc2b1befd73a32be2fcf2e9a59cd7ebce428e6c345aceda501a99fbfa694"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.09502",
    "kind": "arxiv",
    "version": 3
  }
}